695  
FNCA52 TJSJ 141930  
FWFSJU  
 
FIRE WEATHER PLANNING FORECAST FOR PUERTO RICO  
NATIONAL WEATHER SERVICE SAN JUAN PR  
330 PM AST TUE APR 14 2026  
   
DISCUSSION  
 
NO FIRE DANGER IS EXPECTED TODAY.  
 
PRZ014-150800-  
SOUTHEAST COASTAL PLAINS-  
330 PM AST TUE APR 14 2026  
 
TONIGHT WED WED NIGHT THU  
 
CLOUD COVER PCLDY MCLDY PCLDY PCLDY  
PRECIP TYPE TSTMS TSTMS SHOWERS SHOWERS  
CHANCE PRECIP (%) 60 70 40 50  
TEMP (24H TREND) 68 (-2) 87 (+4) 70 87  
RH % (24H TREND) 94 (0) 61 (-8) 94 62  
WIND 20FT/EARLY(MPH) LGT/VAR E 9 E 9 E 13  
WIND 20FT/LATE(MPH) LGT/VAR SE 11 E 9 E 13  
MIXING HGT(FT-AGL/MSL) 4910 4880  
TRANSPORT WND (MPH) SE 10 E 14  
VENT RATE (KT-FT) 44190 58560  
DISPERSION 5 5  
DSI 1 6 3 6  
RH RECOVERY EXCELLENT EXCELLENT  
 
REMARKS...NONE.  
 
 
 
PRZ015-150800-  
SOUTHERN HILLS-  
330 PM AST TUE APR 14 2026  
 
TONIGHT WED WED NIGHT THU  
 
CLOUD COVER PCLDY PCLDY PCLDY PCLDY  
PRECIP TYPE TSTMS TSTMS SHOWERS TSTMS  
CHANCE PRECIP (%) 80 70 40 50  
TEMP (24H TREND) 65 (-2) 83 (+5) 66 83  
RH % (24H TREND) 98 (+3) 66 (-10) 97 68  
WIND 20FT/EARLY(MPH) NE 6 E 8 E 6 E 10  
WIND 20FT/LATE(MPH) E 5 SE 9 E 8 E 11  
MIXING HGT(FT-AGL/MSL) 5320 5410  
TRANSPORT WND (MPH) SE 10 E 14  
VENT RATE (KT-FT) 47880 64920  
DISPERSION 5 5  
DSI 1 6 3 6  
RH RECOVERY EXCELLENT EXCELLENT  
 
REMARKS...NONE.  
 
 
 
PRZ016-150800-  
NORTH COASTAL PLAINS-  
330 PM AST TUE APR 14 2026  
 
TONIGHT WED WED NIGHT THU  
 
CLOUD COVER PCLDY MCLDY PCLDY PCLDY  
PRECIP TYPE TSTMS TSTMS SHOWERS TSTMS  
CHANCE PRECIP (%) 70 80 60 80  
TEMP (24H TREND) 67 (-2) 86 (+3) 69 86  
RH % (24H TREND) 100 (+1) 61 (-9) 100 64  
WIND 20FT/EARLY(MPH) SE 10 E 6 E 9 E 11  
WIND 20FT/LATE(MPH) SE 8 E 12 SE 9 E 11  
MIXING HGT(FT-AGL/MSL) 5310 4960  
TRANSPORT WND (MPH) S 7 E 10  
VENT RATE (KT-FT) 31860 44640  
DISPERSION 5 5  
DSI 2 5 3 6  
RH RECOVERY EXCELLENT EXCELLENT  
 
REMARKS...NONE.  
 
 
 
PRZ017-150800-  
NORTHERN HILLS-  
330 PM AST TUE APR 14 2026  
 
TONIGHT WED WED NIGHT THU  
 
CLOUD COVER PCLDY MCLDY PCLDY PCLDY  
PRECIP TYPE TSTMS TSTMS SHOWERS TSTMS  
CHANCE PRECIP (%) 80 90 50 80  
TEMP (24H TREND) 65 (-2) 85 (+4) 67 85  
RH % (24H TREND) 99 (0) 63 (-9) 98 67  
WIND 20FT/EARLY(MPH) SE 9 E 5 LGT/VAR E 9  
WIND 20FT/LATE(MPH) SE 8 E 6 LGT/VAR E 10  
MIXING HGT(FT-AGL/MSL) 5380 5520  
TRANSPORT WND (MPH) SE 6 SE 9  
VENT RATE (KT-FT) 26900 44160  
DISPERSION 5 5  
DSI 2 5 2 6  
RH RECOVERY EXCELLENT EXCELLENT  
 
REMARKS...NONE.  
 
 
 
PRZ018-150800-  
WEST COAST-  
330 PM AST TUE APR 14 2026  
 
TONIGHT WED WED NIGHT THU  
 
CLOUD COVER PCLDY PCLDY PCLDY PCLDY  
PRECIP TYPE TSTMS SHOWERS SHOWERS TSTMS  
CHANCE PRECIP (%) 90 50 20 60  
TEMP (24H TREND) 68 (-1) 87 (+3) 69 88  
RH % (24H TREND) 98 (+2) 61 (-9) 96 63  
WIND 20FT/EARLY(MPH) E 12 E 10 E 8 E 11  
WIND 20FT/LATE(MPH) E 11 SE 10 E 9 E 12  
MIXING HGT(FT-AGL/MSL) 4720 5070  
TRANSPORT WND (MPH) SE 10 E 10  
VENT RATE (KT-FT) 42480 45630  
DISPERSION 5 5  
DSI 4 6 3 6  
RH RECOVERY EXCELLENT EXCELLENT  
 
REMARKS...NONE.  
 
 
 
PRZ019-150800-  
EASTERN INTERIOR-  
330 PM AST TUE APR 14 2026  
 
TONIGHT WED WED NIGHT THU  
 
CLOUD COVER MCLDY MCLDY PCLDY PCLDY  
PRECIP TYPE TSTMS TSTMS SHOWERS TSTMS  
CHANCE PRECIP (%) 90 80 50 60  
TEMP (24H TREND) 66 (-2) 84 (+4) 67 84  
RH % (24H TREND) 100 (+1) 64 (-10) 100 67  
WIND 20FT/EARLY(MPH) LGT/VAR SE 8 SE 10 E 11  
WIND 20FT/LATE(MPH) LGT/VAR SE 11 E 11 E 11  
MIXING HGT(FT-AGL/MSL) 5820 5370  
TRANSPORT WND (MPH) SE 12 E 14  
VENT RATE (KT-FT) 58200 64440  
DISPERSION 5 5  
DSI 0 6 3 6  
RH RECOVERY EXCELLENT EXCELLENT  
 
REMARKS...NONE.  
 
 
 
PRZ022-150800-  
LUQUILLO MOUNTAIN RANGE-  
330 PM AST TUE APR 14 2026  
 
TONIGHT WED WED NIGHT THU  
 
CLOUD COVER MCLDY MCLDY MCLDY MCLDY  
PRECIP TYPE TSTMS TSTMS SHOWERS TSTMS  
CHANCE PRECIP (%) 80 90 60 80  
TEMP (24H TREND) 63 (-4) 80 (+5) 65 80  
RH % (24H TREND) 100 (0) 70 (-8) 100 72  
WIND 20FT/EARLY(MPH) LGT/VAR SE 6 E 8 E 10  
WIND 20FT/LATE(MPH) LGT/VAR SE 10 E 8 E 10  
MIXING HGT(FT-AGL/MSL) 5040 4000  
TRANSPORT WND (MPH) SE 12 E 14  
VENT RATE (KT-FT) 50400 48000  
DISPERSION 5 5  
DSI 1 6 5 6  
RH RECOVERY EXCELLENT EXCELLENT  
 
REMARKS...NONE.  
 
 
 
PRZ023-150800-  
CENTRAL MOUNTAIN RANGE-  
330 PM AST TUE APR 14 2026  
 
TONIGHT WED WED NIGHT THU  
 
CLOUD COVER PCLDY PCLDY PCLDY PCLDY  
PRECIP TYPE TSTMS TSTMS SHOWERS TSTMS  
CHANCE PRECIP (%) 90 90 30 80  
TEMP (24H TREND) 62 (-3) 82 (+6) 64 82  
RH % (24H TREND) 99 (+2) 66 (-10) 98 69  
WIND 20FT/EARLY(MPH) E 11 SE 6 LGT/VAR E 8  
WIND 20FT/LATE(MPH) SE 9 SE 8 LGT/VAR E 8  
MIXING HGT(FT-AGL/MSL) 5800 5980  
TRANSPORT WND (MPH) SE 9 SE 9  
VENT RATE (KT-FT) 46400 47840  
DISPERSION 5 5  
DSI 1 6 2 6  
RH RECOVERY EXCELLENT EXCELLENT  
 
REMARKS...NONE.  
 
 
 
PRZ024-150800-  
CAYEY MOUNTAIN RANGE-  
330 PM AST TUE APR 14 2026  
 
TONIGHT WED WED NIGHT THU  
 
CLOUD COVER MCLDY MCLDY PCLDY PCLDY  
PRECIP TYPE TSTMS TSTMS SHOWERS SHOWERS  
CHANCE PRECIP (%) 70 80 50 50  
TEMP (24H TREND) 65 (-1) 79 (+3) 66 79  
RH % (24H TREND) 100 (0) 71 (-8) 100 73  
WIND 20FT/EARLY(MPH) LGT/VAR SE 6 E 5 E 9  
WIND 20FT/LATE(MPH) LGT/VAR SE 9 E 6 E 10  
MIXING HGT(FT-AGL/MSL) 5350 4690  
TRANSPORT WND (MPH) SE 10 E 15  
VENT RATE (KT-FT) 48150 60970  
DISPERSION 5 5  
DSI 1 6 3 6  
RH RECOVERY EXCELLENT EXCELLENT  
 
REMARKS...NONE.  
 
 
 
PRZ025-150800-  
VIEQUES-  
330 PM AST TUE APR 14 2026  
 
TONIGHT WED WED NIGHT THU  
 
CLOUD COVER MCLDY MCLDY PCLDY PCLDY  
PRECIP TYPE TSTMS TSTMS SHOWERS TSTMS  
CHANCE PRECIP (%) 80 80 50 70  
TEMP (24H TREND) 70 (-1) 85 (0) 72 85  
RH % (24H TREND) 94 (-3) 60 (-1) 91 60  
WIND 20FT/EARLY(MPH) SE 5 SE 8 E 12 E 13  
WIND 20FT/LATE(MPH) E 5 SE 10 E 14 E 13  
MIXING HGT(FT-AGL/MSL) 3540 3100  
TRANSPORT WND (MPH) SE 10 E 16  
VENT RATE (KT-FT) 31860 43400  
DISPERSION 5 5  
DSI 2 6 6 6  
RH RECOVERY EXCELLENT EXCELLENT  
 
REMARKS...NONE.  
 
 
 
PRZ026-150800-  
CULEBRA-  
330 PM AST TUE APR 14 2026  
 
TONIGHT WED WED NIGHT THU  
 
CLOUD COVER CLOUDY MCLDY MCLDY PCLDY  
PRECIP TYPE TSTMS TSTMS SHOWERS SHOWERS  
CHANCE PRECIP (%) 90 80 60 50  
TEMP (24H TREND) 73 (+1) 87 (+2) 74 87  
RH % (24H TREND) 92 (-5) 59 (-4) 91 60  
WIND 20FT/EARLY(MPH) SE 5 SE 8 E 12 E 14  
WIND 20FT/LATE(MPH) SE 6 SE 10 E 14 E 13  
MIXING HGT(FT-AGL/MSL) 3330 3180  
TRANSPORT WND (MPH) SE 12 E 17  
VENT RATE (KT-FT) 33300 47700  
DISPERSION 5 5  
DSI 3 6 6 6  
RH RECOVERY EXCELLENT EXCELLENT  
 
REMARKS...NONE.  
 
 
 
PRZ027-150800-  
SOUTHWEST COASTAL PLAINS AND MONA ISLAND-  
330 PM AST TUE APR 14 2026  
 
TONIGHT WED WED NIGHT THU  
 
CLOUD COVER PCLDY PCLDY PCLDY PCLDY  
PRECIP TYPE TSTMS SHOWERS SHOWERS SHOWERS  
CHANCE PRECIP (%) 70 40 20 50  
TEMP (24H TREND) 67 (-3) 88 (+4) 70 88  
RH % (24H TREND) 95 (+3) 58 (-6) 94 59  
WIND 20FT/EARLY(MPH) E 13 E 12 E 11 E 16  
WIND 20FT/LATE(MPH) E 12 SE 12 E 12 E 16  
MIXING HGT(FT-AGL/MSL) 4830 5080  
TRANSPORT WND (MPH) SE 13 E 16  
VENT RATE (KT-FT) 53130 71120  
DISPERSION 5 5  
DSI 3 6 5 6  
RH RECOVERY EXCELLENT EXCELLENT  
 
REMARKS...NONE.  
 
 
 
VIZ001-150800-  
SAINT THOMAS AND SAINT JOHN-  
330 PM AST TUE APR 14 2026  
 
TONIGHT WED WED NIGHT THU  
 
CLOUD COVER CLOUDY MCLDY PCLDY PCLDY  
PRECIP TYPE TSTMS TSTMS SHOWERS SHOWERS  
CHANCE PRECIP (%) 90 80 60 60  
TEMP (24H TREND) 72 (-1) 85 (+1) 73 85  
RH % (24H TREND) 95 (+2) 59 (-4) 92 59  
WIND 20FT/EARLY(MPH) SE 9 SE 9 E 16 E 14  
WIND 20FT/LATE(MPH) SE 9 SE 11 E 16 E 14  
MIXING HGT(FT-AGL/MSL) 3500 3230  
TRANSPORT WND (MPH) SE 12 E 18  
VENT RATE (KT-FT) 35000 51680  
DISPERSION 5 5  
DSI 6 6 6 6  
RH RECOVERY EXCELLENT EXCELLENT  
 
REMARKS...NONE.  
 
 
 
VIZ002-150800-  
ST CROIX-  
330 PM AST TUE APR 14 2026  
 
TONIGHT WED WED NIGHT THU  
 
CLOUD COVER CLOUDY MCLDY PCLDY PCLDY  
PRECIP TYPE TSTMS TSTMS SHOWERS SHOWERS  
CHANCE PRECIP (%) 80 80 50 50  
TEMP (24H TREND) 71 (-2) 86 (+1) 72 86  
RH % (24H TREND) 96 (+1) 62 (-1) 94 63  
WIND 20FT/EARLY(MPH) SE 9 SE 10 E 14 E 14  
WIND 20FT/LATE(MPH) E 8 SE 9 E 14 E 13  
MIXING HGT(FT-AGL/MSL) 4330 4060  
TRANSPORT WND (MPH) SE 10 E 18  
VENT RATE (KT-FT) 38970 64960  
DISPERSION 5 5  
DSI 5 6 6 6  
RH RECOVERY EXCELLENT EXCELLENT  
 
REMARKS...NONE.  
 
 
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